Class / Patent application number | Description | Number of patent applications / Date published |
241227000 | Both cooperating surfaces rotate (e.g., roll mills) | 48 |
20080217451 | "Twin-Roll Machine, in Particular for Comminuting a Bed of Material" - In order to design a two-roll machine, in particular a roller press for material bed comminution of granular material, having two rotatably mounted rolls driven in opposite directions and separated from each other by a roll gap, in such a way that the roll change can be brought about still more simply and rapidly, according to the invention it is proposed to attach to the front end of the roller press which is adjacent to the fixed roll ( | 09-11-2008 |
20100176234 | ROLLER PRESS WITH RETRACTABLE GRINDING MATERIAL GUIDE METAL SHEET - The invention relates to a material bed roller mill having two rollers ( | 07-15-2010 |
20110121116 | ROLLER MILL - The roller mill according to the invention substantially comprises a mill housing which defines a grinding chamber, a grinding table which can rotate in the grinding chamber and at least one rotatable grinding roller which is in rolling engagement with the grinding table. A drive which is associated with the grinding roller and which has at least one gearing mechanism is further provided, at least a portion of the gearing mechanism being arranged in the grinding chamber in the region of the grinding roller and being in the form of an epicyclic gear system. | 05-26-2011 |
20110240779 | ROLLER MILL - The roller mill according to the invention substantially comprises at least one grinding roller and a grinding table, the grinding table having a grinding table inner space which is open in a downward direction, at least one grinding roller drive system for driving the grinding roller and a grinding table drive system for driving the grinding table. The grinding table drive system further has a gearless direct drive which is arranged in the grinding table inner space. | 10-06-2011 |
20110240780 | BALE OPENER FOR BIOMASS ENERGY PLANTS - Bale opener for use in a feeding line of a biomass energy plant, the bale opener ( | 10-06-2011 |
20120056027 | DEVICE FOR THE COMMINUTION OF MATERIAL - A device for comminuting material, such as a roller press, includes rollers positioned adjacent to each other and forming a nip therebetween. One of the rollers may be moveable via an actuator, such as a cylinder or hydraulic cylinder. One or more first accumulators may be attached to the actuator so that fluid is moveable from the actuator to the one or more first accumulators when the rollers are rotated to comminute material passing through the nip. One or more second accumulators may be connected to the actuator as well so that fluid from the actuator may move to the one or more second accumulators when an uncrushable element passes through the nip. Preferably, the one or more second accumulators are configured such that fluid does not pass from the actuator to the one or more second accumulators unless an uncrushable element passes through the nip. | 03-08-2012 |
20120111982 | ROLLER MILL FOR COMMINUTING BRITTLE GRINDING STOCK - A roller mill for comminuting brittle grinding stock comprises at least one grinding roller constructed as a loose roller and rotatable about an axis and interacting with a counter-surface such that grinding stock is comminuted between the grinding roller and counter-surface. Horizontally slidable bearing blocks bear the grinding roller and are guided in a frame rotatably about a vertical bearing axis. A pressing device applies an adjustable grinding pressure to the grinding roller via the bearing blocks. At least two resilient compensation elements are associated with each bearing block in order to compensate a skewed position and/or deflection of the grinding roller. The compensation elements are arranged between the frame and the bearing blocks, and, in the plan view of the roller mill, are arranged tangentially to a circle around the vertical bearing axis or constructed in a circular arc around the vertical bearing axis. | 05-10-2012 |
20120256030 | Wearable Surface For a Device Configured For Material Comminution - A wearable surface for a device configured for material comminution wherein the wearable surface is comprised of a first metal structure attached to at least one insert via a deformation of a portion of the first metal structure by a transfer of force caused by igniting at least one explosive material, the inserts being harder than the first metal structure wherein the wear surface is sized and configured to support or retain a material to be impacted and crushed by the crushing body. The wearable surface may be, for example, a semi-autogenous layer of a roller or may be a wearable surface of a crushing body of a crushing device configured to impact, crush, or grind material such as rock, minerals, ore or agglomerated material. Devices that include such a wearable surface are also disclosed. | 10-11-2012 |
20150083839 | PRESS ROLL - The invention relates to a press roll ( | 03-26-2015 |
20150102148 | DEVICE FOR PROCESSING FREE-FLOWING INPUT MATERIAL - A device for processing free-flowing input material, having a machine frame formed by longitudinal and transverse walls, in which a rolling mill having at least one pair of oppositely rotating rollers is disposed axially parallel next to one another so as to maintain a radial roller gap and are rotatably mounted in the transverse walls. The input material is processed upon passage through the roller gap. The region located upstream of the roller gap is used to feed the input material, and the downstream region is used to discharge the material. In order to minimize the disruptions caused by wear and thermal load, it is provided that the upstream region for feeding comprises a feed chute having longitudinal chute walls and end chute walls, the end chute walls each disposed with axial separation between the transverse walls of the machine frame in order to form an open space. | 04-16-2015 |
20150360229 | ROLLER PRESS - A roller press ( | 12-17-2015 |
241229000 | Surfaces rotate in same direction and/or mounted on non-horizontal axis | 1 |
20110233315 | Three roll mill - A three roll mill having a feed roll, a center roll, and an apron roll with that are driven so that their cylindrical surfaces move in the same direction but different speeds in each nip. One end of each roll is engaged by a drive shaft at a first side of the mill, whereas the other end of each roll rotates freely at a second side of the mill. Each roll can be removed individually and without tools by moving the roll away from the first side against a spring force in the second side. This disengages the roll from its drive shaft, whereupon it can be lifted out of the mill. | 09-29-2011 |
241230000 | Adjustably or yieldably mounted rotary surface | 16 |
20100012760 | ROLLER MILL - The invention relates to a roller mill having at least one mill roller and a rotatable mill platen, which are arranged in a mill inner space, and a moment arm which is retained so as to be pivotably movable and rotationally secure in a bearing, with the mill roller being supported in a rotatable manner at one end of the moment arm and there further being provided means for applying a force to the moment arm comprising a pressure cylinder which is in operative contact with the moment arm in order to adjust the mill pressure which is applied by the mill roller. The contact location, at which the force of the pressure cylinder is transmitted to the moment arm, is located outside the mill inner space. | 01-21-2010 |
20100200686 | ROLLER PRESS WITH ANNULAR DISC - A roller press ( | 08-12-2010 |
20100252667 | ROLLER MILL - The invention relates to a roller mill having a mill housing, a mill path which is supported so as to be rotatable about a mill axis inside the mill housing, and at least one mill roller which can be rotated about a mill roller shaft and which is engaged with the mill path in terms of rolling action. There is further provided a pivot lever which is for rotatably retaining the mill roller and which has a pivot shaft arranged parallel with the mill roller axis and which is supported outside the mill housing. The pivot lever is further in operational contact with a hydropneumatic resilient system in order to adjust the pressing pressure of the mill roller. The pivot lever is supported outside the mill housing with spacing therefrom in such a manner that the forces which are produced by the hydropneumatic resilient system are dissipated into the mill foundation directly or via pillars. | 10-07-2010 |
20110121117 | ROLLER MILL - The roller mill according to the invention comprises a grinding table which is arranged for rotation about a mill axis, at least one grinding roller which can be rotated about a grinding roller axis and which is in rolling engagement with the grinding table, and at least one pivot lever which is for retaining the grinding roller and which has a pivot axis, the pivot axis being orientated parallel with or inclined relative to the grinding roller axis. A fixed motor is further connected to the grinding roller via a drive train in order to transmit the drive power, the drive train comprising a drive train which is fixed in position and a drive train which is also movable with the pivot lever. The fixed drive train has a drive element which is in contact with the movable drive train and which is arranged coaxially relative to the pivot axis of the pivot lever. According to another embodiment of the invention, the two drive trains are connected to each other via two bevel wheels, the bevel wheels being arranged in such a manner that the axes of the bevel wheels intersect in the pivot axis. | 05-26-2011 |
20130026273 | Grain Crushing Apparatuses - Grain crushing apparatuses for processing grain are disclosed. In one embodiment, a grain crushing apparatus includes a first and second sidewall spaced apart from one another a throat dimension in a first direction, and a first and second support shaft positioned transverse to the first and sidewall. The first and second support shaft are each configured to rotate about an axis of rotation. The grain crushing apparatus also includes a first and second grain crushing roller. Each of the grain crushing rollers include a plurality of teeth extending from a root a tooth height. The first and second grain crushing rollers are intermeshed with one another such the first and second grain crushing roller are maintained at positions spaced apart from one another in a second direction normal to the first direction by an overlap distance less than the tooth height. | 01-31-2013 |
20130228642 | ADJUSTABLE FOOD PROCESSOR WITH GUIDE RAMP - A food processor includes a bowl with a removable lid. Food items are advanced into the bowl through a feed tube formed in the lid where they are cut by a cutting blade. A rotating disk is adjustable relative to the blade assembly to vary the thickness of the food items cut by the blade assembly. A mounting arm is positioned below the cutting blade and has a ramp defined therein. The food processor includes an adjustment assembly operable to move the rotating disk relative to the cutting blade. | 09-05-2013 |
20150129698 | PROCESSOR - A roll for use in processing crop materials in a crop processor apparatus is disclosed. The roll has a generally cylindrical cross-section and a plurality of alternating longitudinal ridges and longitudinal grooves on a surface of the roll. The longitudinal ridges having outer edges interrupted by gaps between the ends of the roll, forming tooth segments between the ends of the roll. | 05-14-2015 |
20160101424 | ROLLER MILL - Disclosed is a roller mill having two roller units disposed in a machine frame with each having one grinding roller rotatably mounted in two bearing jewels. The two grinding rollers are disposed mutually opposite each other and counter-rotatingly driven by a drive mechanism. A force-application system configured to generate a grinding force is coupled between the machine frame and at least one roller unit, wherein the grinding force is transmitted to the grinding rollers. The machine frame is composed of a plurality of frame parts, wherein for transmitting the grinding force a releasable and positive locking connection to two mutually compressed connection faces is provided between at least two interconnected frame parts, and/or between at least one frame part and one of the bearing jewels, wherein at least one of the two mutually compressed connection faces has a coating which generates a micro positive lock. | 04-14-2016 |
241231000 | Hydraulic or pneumatic mounting and/or axially yieldable or adjustable | 6 |
20080265073 | Roll Crusher for Crushing Hot Cement Clinker - The aim of the invention is to provide a roll crusher for a grate cooler for cooling hot bulk material, in particular hot cement clinker, comprising several parallel crusher rolls. Said rolls are driven in opposite directions and comprise respective rotatably mounted axle tube rolls, onto each of which a large number of crusher rings that can be connected to the axle tube can be pushed. According to the invention, the crusher rings are configured in such a way that crusher elements project from the cylindrical outer face of the crusher rings, said elements being uniformly distributed both over the periphery and over the width of the crusher rings. | 10-30-2008 |
20080296424 | Double-Roll Machine for Comminuting a Bed of Material - A two-roll machine, in particular a roll press, for interparticle comminution of granular material with two rotatably mounted, counter-rotating driven rolls separated from one another by a roll gap. Drive journals of the roll's shaft-mounted gearboxes are shaft-mounted as step-down planetary gear units. A machine table with a table platen is arranged under each of the shaft-mounted gearboxes that can move back and forth parallel to the roll shaft in at least one direction, and three vertically and horizontally adjustable supporting rests arranged in a triangle are arranged on the table platen on which the respective shaft-mounted gearbox can be supported offset-free and aligned with the roll shaft drive journal during its installation and removal. | 12-04-2008 |
20100127110 | ROLLER PRESS, PARTICULARLY FOR INTERPARTICLE COMMINUTION - In order to create a roller press, particularly for comminuting a bed of material, the roller press having two rollers separated from each other by a roller nip and using hydraulic cylinders to press the one roller against the oppositely situated roller over the material situated in the roller nip, the stress on the surface of the rollers to be reduced and their service life to be increased, it is proposed according to the invention that both rollers are designed as loose rollers that are displaceable transversely relative to the roller nip, the bearing housings of the rollers being supported on side parts of the machine frame by hydraulic cylinders that apply the roller compaction pressure. | 05-27-2010 |
20110253825 | ROLLER GRINDING MILL - The roller grinding mill according to the invention for comminuting brittle grinding stock substantially comprises
| 10-20-2011 |
20120067989 | ROLLER PRESS, PARTICULARLY FOR INTERPARTICLE COMMINUTION - In order to create a roller press, particularly for comminuting a bed of material, the roller press having two rollers separated from each other by a roller nip and using hydraulic cylinders to press the one roller against the oppositely situated roller over the material situated in the roller nip, the stress on the surface of the rollers to be reduced and their service life to be increased, it is proposed according to the invention that both rollers are designed as loose rollers that are displaceable transversely relative to the roller nip, the bearing housings of the rollers being supported on side parts of the machine frame by hydraulic cylinders that apply the roller compaction pressure. | 03-22-2012 |
20130008989 | ROLLER MILL - In this roller mill ( | 01-10-2013 |
241232000 | Pivoted roll support | 1 |
241233000 | Adjustable pivot | 1 |
20110121118 | ROLLER MILL - The roller mill according to the invention substantially comprises a rotatable grinding table, at least one grinding roller which is retained rotatably on a pivot lever and which is in rolling engagement with the grinding table, with the pivot lever being arranged for pivoting about a pivot lever axis, and a drive train associated with the grinding roller in order to drive the grinding roller with a fixed motor. | 05-26-2011 |
241234000 | Both rotating surfaces adjustable or yieldable | 1 |
20160201150 | MILL JUICER FOR PLANTS | 07-14-2016 |
241235000 | Cooperating non-smooth surface characteristic | 20 |
20130248630 | GRINDING ROLLER OF A ROLLER MILL - The grinding roller of a roller mill according to the invention consists essentially of a roller shaft, a main roller body and an external wear ring having a wear protection, wherein the connection between the roller shaft and the main roller body is formed by a shrink fit. The main roller body is formed by at least two coaxially arranged intermediate rings. | 09-26-2013 |
20130284840 | ROLLER PRESS - A roller press, in particular for processing highly abrasive materials, includes at least two press rollers, each of which is provided with a wear protection layer arranged on a base body. The wear protection layer includes plate-shaped and pin-shaped wear resistant material elements. The plate-shaped, wear resistant material elements are applied to surfaces of two opposed edge areas of each base body by sintering with or without pressure, preferably by a hot isostatic pressing operation. The pin-shaped wear resistant material elements are arranged in a central section of each base body extending between the edge areas. A method of producing a wear protection layer, in particular for a press roller, is also provided. | 10-31-2013 |
241236000 | Intermeshing | 18 |
20090014566 | PAPER SHREDDING TOOL - A paper shredding tool is disclosed as including a first pair of cutters partly abutting each other along a first cutting plane; a second pair of cutters adjacent to the first pair of cutters, the second pair of cutters partly abutting each other along a second cutting plane; a third pair of cutters partly abutting each other along a third cutting plane; and a fourth pair of cutters adjacent to the third pair of cutters, the fourth pair of cutters partly abutting each other along a fourth cutting plane; in which each pair of cutters are rotatable relative to each other to cut a piece of paper passing between the pair of cutters along their respective cutting plane; and the distance between the first cutting plane and the second cutting plane is different from the distance between the third cutting plane and the fourth cutting plane. | 01-15-2009 |
20090032629 | SHREDDING MACHINE - A shredding machine for domestic or office use having a feed passage | 02-05-2009 |
20090065619 | Comminution device - The invention relates to a shredding device, consisting of at least one shredding roll that is rotatably mounted in a machine frame, at least one shredding instrument that is mounted on said roll, at least one opposing blade that co-operates with the shredding instrument(s) and at least one screen for the shredded product, the housing of said screen at least partially surrounding the shredding roll. The invention is characterised in that the screen can be displaced in relation to the machine frame and/or the shredding roll. | 03-12-2009 |
20090189004 | COMMINUTING DEVICE WITH COUNTER-ROTATING ROTORS - A device for comminuting feedstock is provided that includes a cutting tool with a first rotor and at least one second rotor, each of which rotate around their longitudinal axis with an opposite rotation direction. Each rotor is provided with a number of cutting discs, which are arranged at an axial distance to one another. In this case, the cutting discs of the first rotor are located on gaps and with radial overlapping relative to the cutting discs of the second rotor. The cutting discs along their circumference have support surfaces for accepting cutting tools, whose cutting edges move past one another over the course of the rotation of rotors with the formation of a cutting clearance. For the positionally precise fixation of the cutting tool on the cutting discs, a positive fit is formed between the cutting tools and cutting discs, a positive fit groove running in the plane of the cutting disc is arranged in the common contact area, the groove in which at least one positive fit strip engages. | 07-30-2009 |
20100181405 | BLADE ASSEMBLY FOR SHREDDERS OF SHEET-LIKE MATERIAL - A shredder device includes a curvilinear formation formed from an offset alignment of cutter teeth for the discs connected to a shaft. The offset alignment is from about 10-degrees to about 40-degrees in a first circumferential direction for a first length portion of the formation and from about 10-degrees to about 40-degrees in a second circumferential direction for a second length portion of the formation such that a vertex is formed at one point along the formation. | 07-22-2010 |
20100252668 | CUTTER FOR CUTTING SCRAP WIRE - A cutter is provided to cut scrap wire into pieces. The cutter includes a base with a fixed shaft and a floating shaft parallel to the fixed shaft, a resilient connection device supporting the floating shaft, a master gear rotatably mounted on the fixed shaft, and a slave gear rotatably mounted on the floating shaft and engaging the master gear. Teeth of the master gear are pointed and an angle of the teeth of the master gear is less than 60°. A force provided by the resilient connection device is parallel to the center lines of the master gear and the slave gear, and when scrap wire is fed into the cutter, the master gear and the slave gear collectively cut the scrap wire into pieces. | 10-07-2010 |
20100282885 | GRINDING CONTAINER FOR THE SELECTIVE COLLECTION OF SOLID URBAN WASTE AND VARIOUS SPECIAL ADAPTATIONS FOR EACH TYPE OF WASTE, INCLUDING A DOMESTIC GRINDING CONTAINER - This specialized domestic grinding containers system, the manual version of which is completely environmentally friendly, allows us to reduce the excessive amount of varied urban waste generated by daily consumption, using a system of piercing/crushing blades which are set transversely on their supporting shafts and which, when sufficiently locked together, enable waste to be reduced to one-fifth of the initial volume thereof by specially arranging the shafts and using different types of blades and hammers for each type of waste (plastic, cans, tetra bricks, paper, glass, organic material and another combined blade system for reject waste). The system is essentially characterized in that the movement of the blades is produced by a particular system of gearwheels which, in the manual version, are actuated by opening the upper lid which, facilitated by a simple pedal which assists in opening said lid, actuates the lateral toothed cylinders located inside the container which in turn actuate the gearwheels located inside each of the lateral cylinders which, located at each of the ends of the four blade shafts thereof, rotate the shafts in a special manner in order to actuate a grinding function and to draw waste into the container, greatly reducing the volume thereof. The specialized manual and electric grinding containers and the different stationary and mobile embodiments intended for domestic use reduce the significant time and monetary costs involved in transporting said waste both from homes to containers on public roads and from such public containers to the respective recycling plants thereof. Waste recycling plays a role in preventing the transformation of more natural resources and reducing the abuse of more scarce natural resources and is facilitated through the use of these specific types of grinding containers having the aforementioned specialized blade systems. Thanks to the dual function comprising the lateral oblique torsion and elastic rotation of each blade independently of one another, said containers can help to achieve the recycling objectives imposed by Directive 2004/12/Econ the member states of the European Union, in its second transposition phase, and all that is needed is the will to grind waste (FIGS. | 11-11-2010 |
20110062263 | High Efficiency Single Pass Shredder-Granulator - The present invention is a shredder-granulator comprised of a plurality of rotary shear blades and a plurality of stationary bed knives fixedly attached to two counter-rotating shafts. The stationary bed knives are also secured to a frame. The shredder-granulator is capable of shredding and granulating materials in a single pass. | 03-17-2011 |
20110108650 | Paper shredding roller assembly - A paper shredding roller assembly comprises of a left roller ( | 05-12-2011 |
20110186671 | WATER COOLING PAPER SHREDDER - The invention discloses a water cooling paper shredder which includes a power management unit; and a shredding mechanism. The shredding mechanism comprises a motor, a conveying mechanism and a pair of shredding rollers, the motor being powered by the power management unit, torque of the motor being transferred by the conveying mechanism to the pair of the shredding rollers, thus causing shredding action of the shredding rollers. A heat dissipation device is provided on the motor to conduct heat outside of the motor itself. The temperature of the stator portion can be reduced effectively by means of water cooling and finally, causing temperature reduction within the motor. Therefore, the paper shredder can be cooled with high efficiency. | 08-04-2011 |
20120097777 | STRENGTHENED CUTTING DEVICE FOR A STRIP-CUT SHREDDER - A cutting device for a strip-cut shredder is mounted in a housing, is driven by a motor through a transmission gear set and has two driving shafts, two pairs of guiding brackets mounted between the driving shafts, and a bracing leaf, multiple pairs of stripping blades and multiple partitions mounted on the driving shafts. The partitions are disposed between the stripping blades. The bracing leaf holds the driving shafts to structurally enhance the driving shafts so the driving shafts are not deformed easily. Therefore, the papers are stripped thoroughly, and the transmission gear set and the motor are able to operate appropriately and keep in good conditions. Moreover, the driving shafts have saved manufacturing costs and effective shredding capabilities. | 04-26-2012 |
20120097778 | STRENGTHENED CUTTING DEVICE FOR A CROSSCUT SHREDDER - A cutting device for a crosscut shredder is mounted in a housing, is driven by a motor through a transmission gear set and has two driving shafts, and two bracing leaves, multiple shredding blades and multiple partitions mounted on the driving shafts. The partitions are disposed between the shredding blades. The bracing leaves hold the driving shafts at middles of the driving shafts to structurally enhance the driving shafts so the driving shafts are not deformed easily. Therefore, the papers are shredded thoroughly, and the transmission gear set and the motor are able to operate appropriately and keep in good conditions. Moreover, the driving shafts have saved manufacturing costs and effective shredding capabilities. | 04-26-2012 |
20130015280 | ROLLER CUTTER FOR SHREDDER, AND SHREDDERAANM Tamaki; TetsuroAACI OsakaAACO JPAAGP Tamaki; Tetsuro Osaka JPAANM Koike; SeiichiAACI OsakaAACO JPAAGP Koike; Seiichi Osaka JPAANM Nakamura; ShinjiAACI OsakaAACO JPAAGP Nakamura; Shinji Osaka JPAANM Yoshii; ToruAACI OsakaAACO JPAAGP Yoshii; Toru Osaka JP - Provided is a roller cutter for a shredder having sufficient strength obtained by using a reduced amount of a metallic material. A roller cutter for a shredder is provided with a rotary shaft rotationally driven by a drive mechanism, finely cutting blades each including disks joined together on inside surfaces thereof, the finely cutting blades being successively mounted on and supported by the rotary shaft with the angular phase of each of the blades displaced by a predetermined angle from each other, and shaft fixation members which are fixed to the rotary shaft to thereby fix the finely cutting blades to the rotary shaft under conditions where the members have been mounted at both ends of the finely cutting blades. In this roller cutter, the finely cutting blades have folded parts forming thick-walled portions which go into contact with each other, the folded parts being formed by folding inward the sheet metal material used for forming the disks. | 01-17-2013 |
20130075509 | Installation for preparing wood fibers for a cultivation substrate - The installation comprises a defibration sheath with an inlet for wood chips, an outlet fir fibers, and two parallel rotative screws. The screws mesh with each other via their respective threads, which have at least an upstream and a downstream series of segments, with a drive upstream zone having forward threads, and a braking downstream zone having reverse threads with notches that are smaller in the braking downstream zone of the downstream series than in the braking downstream zone of the upstream series. The number of notches per thread in each braking zone is 2 to 6, and the section-to-output ratio R | 03-28-2013 |
20130214075 | TWO-SHAFT SHREDDER HAVING AN INTERCHANGEABLE CUTTING BLADE SET - The invention relates to a twin-shaft shredder for shredding solids or liquid-borne solids, comprising a casing, a first and a second shaft rotatably mounted in the casing, a plurality of first cutting disks on the first shaft, a plurality of second cutting disks on the second shaft, wherein the first and second cutting disks are axially offset relative to each other, at least some of the first cutting disks respectively engage in an interspace between two adjacent second cutting disks and some of the second cutting disks respectively engage in an interspace between two adjacent first cutting disks. According to the invention, the first and second cutting disks are designed as first and second cutting disk blocks, respectively, in that the cutting disks are respectively formed integrally on a first or second hub body comprising an axial bore which can be arranged around a section of the respective shaft and which is fixed torque-resistantly on the shaft, preferably by means of a positively interlocking shaft-hub-connection. | 08-22-2013 |
20140054402 | Rotary crushing pair with uneven surfaces - A rotary crushing pair with uneven surfaces for cone crushers and roller crushers includes: a first crushing part and a second crushing part interacting with each other, wherein two crushing surfaces forming the crushing pair are uneven surfaces; the uneven surfaces are formed by single-helical ribs, loop ribs, mesh-like ribs, etc. By replacing a conventional solid smooth plate-like design with an uneven surface design of the rotary crushing pair, a main crushing mechanism, pressing, of conventional cone crushers and roller crushers is replaced by a combination of effective crushing mechanisms such as splitting, folding, twisting and cutting for fully eliminating slipping and greatly increasing crushing efficiency of the crusher. | 02-27-2014 |
20150041576 | TWISTED HELICAL CUTTING SHAFT OR GEAR FOR A SHREDDER - A method of forming a rotatable cutting shaft member having a longitudinal axis and a plurality of axially spaced cutter elements for shredding substrates that are inserted in an opening in a housing of a shredder, in which the shaft member is a part of a shredder mechanism that is activated by a motor in the housing, is provided. The method includes turning opposing end portions of at least a longitudinal section of the rotatable cutting shaft member relative to one another in opposite directions about the longitudinal axis so as to twist at least the longitudinal section of the rotatable cutting shaft member to a predetermined helix angle; and mounting the plurality of axially spaced cutter elements on the rotatable cutting shaft member. The predetermined helix angle orients the plurality of axially spaced cutter elements on at least the longitudinal section in a helical arrangement. | 02-12-2015 |
20150336103 | SHREDDER BLADE ASSEMBLY - A shredder blade assembly is disclosed having a rotor configured to be mounted on a rotating shaft, the rotor having opposing faces with a plurality of angled knife receptacles and a plurality of knife inserts mounted within the plurality of knife receptacles. Each knife insert has two opposing faces and each opposing face comprises three cutting edges such that each knife insert has six cutting edges. Only one of the cutting edges is exposed at an outer peripheral edge of the shredder blade assembly during use. The knife inserts are configured to be removed, rotated (and flipped as needed), and re-mounted within the plurality of knife receptacles to expose another of the cutting edges at the outer peripheral edge of the shredder blade assembly. The knife insert may be triangular and mounted to expose one vertex to create a plurality of tooth/hook projections. | 11-26-2015 |